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LR9F5557 Schneider Electric Electronic Components

LR9F5557 on Powermatic Associates
Schneider Electric

Part#:LR9F5557

Manufacturer:Schneider Electric

Category:Electronic Components

Product Lifecycle:Active

Product description

Schneider Electric LR9F5557, part of the LR9F sub-range, is a 3-pole electronic thermal overload relay designed for connection with lugs for both upstream outgoing cables and control circuit via screw-clamp. It features Class 20 protection with a rated current of 30-50 A and protection settings for thermal overload within the same range. This component is equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts. It operates on a supply voltage of 24 V DC and can handle a rated voltage (AC) of up to 1000 V at 50/60Hz, with a minimum operating current of 30 A and a maximum of 50 A.

Product Details

  • Product Name
    TeSys LRF
  • Product Compatibility
    LC1F115...LC1F185
  • Surge Withstand
    4 kV IEC 61000-4-5
  • Local Signalling
    Trip indicator
  • Network Type
    AC
  • [Ui] Rated Insulation Voltage
    Power circuit 1000 V AC IEC 60947-4
  • Width
    4.53 in (115 mm)
  • [Ue] Rated Operational Voltage
    1000 V AC 50/60 Hz power circuit VDE 0110 group C
  • Temperature Compensation
    -4…158 °F (-20…70 °C)
  • Thermal Overload Class
    Class 20 IEC 60947-4
  • Current Consumption
    <= 5 mA no-load
  • Product Or Component Type
    Electronic thermal overload relay
  • [Ith] Conventional Free Air Thermal Current
    5 A control circuit
  • Relay Application
    Motor protection
  • Phase Failure Sensitivity
    Tripping in 4 s +/- 20 % IEC 60947-4-1
  • Depth
    4.86 in (123.5 mm)
  • Thermal Protection Adjustment Range
    30…50 A
  • [Uimp] Rated Impulse Withstand Voltage
    8 kV IEC 60947-1
  • Maximum Voltage Drop
    <2.5 V closed state
  • Range
    TeSys
  • Network Frequency
    50/60 Hz
  • Reset
    Manual reset on front relay
  • Height
    3.78 in (96 mm)
  • Device Short Name
    LR9F
  • Net Weight
    1.95 lb(US) (0.885 kg)
  • Contacts Type And Composition
    1 NO + 1 NC
  • Tripping Threshold
    1.12 +/- 0.06 In tripping IEC 60947-4-1
  • Switching Capacity For Alarm
    0...150 mA
  • Mounting Support
    Direct on contactor Plate
  • Tightening Torque
    Control circuit 1.2 N.m screw clamp terminals Power circuit 10 N.m screw clamp terminals
  • Connections - Terminals
    Control circuit screw clamp terminals 1 0.00…0.00 in² (0.75…2.5 mm²) flexible - with cable end Control circuit screw clamp terminals 1 0.00…0.00 in² (0.75…2.5 mm²) solid Control circuit screw clamp terminals 1 0.00…0.01 in² (0.75…4 mm²) flexible
  • Control Type
    Dial White full-load current adjustment Test button Red Push-button Red reset Push-button stop

Product condition

New Factory Sealed

New Factory Sealed - New condition, never used, original OEM part with original packaging and factory seal.

LR9F5557 Related Documents

Product Datasheet-1631039197748.pdfCatalog-1631039197745.pdfInstruction Sheet-1631039197741.pdf

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LR9F5557 Schneider Electric

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Surge Withstand

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[Ui] Rated Insulation Vol...

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Selected product

LR9F5557
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LR9F5557
Schneider Electric

Schneider Electric LR9F5557, part of the LR9F sub-range, is a 3-pole electronic thermal overload rel...

Product NameTeSys LRF

Product CompatibilityLC1F115...LC1F185

Surge Withstand4 kV IEC 61000-4-5

Local SignallingTrip indicator

Network TypeAC

[Ui] Rated Insulation VoltagePower circuit 1000 V AC IEC ...

Width4.53 in (115 mm)

[Ue] Rated Operational Voltage1000 V AC 50/60 Hz power cir...

Temperature Compensation-4…158 °F (-20…70 °C)

Thermal Overload ClassClass 20 IEC 60947-4

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About the manufacturer

Schneider Electric

Powermatic Associates is an authorized Schneider Electric distributor, proudly offering a diverse portfolio of innovative solutions tailored to meet the dynamic needs of today's industrial landscape. Schneider Electric stands as a global leader in energy management and automation, providing cutting-edge products and services that drive efficiency and sustainability across a variety of sectors. The...

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FAQ

Out if stock but available for backorder.

Schneider Electric LR9F5557, part of the LR9F sub-range, is a 3-pole electronic thermal overload relay designed for connection with lugs for both upstream outgoing cables and control circuit via screw-clamp. It features Class 20 protection with a rated current of 30-50 A and protection settings for thermal overload within the same range. This component is equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts. It operates on a supply voltage of 24 V DC and can handle a rated voltage (AC) of up to 1000 V at 50/60Hz, with a minimum operating current of 30 A and a maximum of 50 A.

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